package com.lbs.droiddoctor;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.google.gson.Gson;
import com.lbs.droiddoctor.data.DiseaseData;
import com.lbs.droiddoctor.database.DbManager;

/**
 * Servlet implementation class PredictDisease
 */
@WebServlet("/PredictDisease")
public class PredictDisease extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public PredictDisease() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String symptoms=request.getParameter("sym");
		if(symptoms!=null) {
			String[] symptomArray = symptoms.split(",");
			
			DbManager db = DbManager.getInstance();
			ArrayList<DiseaseData> list =db.predictDisease(symptomArray);
			PrintWriter pw=response.getWriter();
			Gson gson = new Gson();
			String json = gson.toJson(list);
			pw.println(json);
		}
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

}
